feat(alert-manager): Prometheus Alert Manager added with the prometheus service

alert-manager.yml

@@ -0,0 +1,11 @@
+services:
+  alertmanager:
+    image: prom/alertmanager
+    container_name: alertmanager
+    ports:
+      - 9093:9093
+    restart: unless-stopped
+    volumes:
+      - ./alertmanager:/etc/alertmanager
+    networks:
+      meet.jitsi:

alertmanager/alertmanager.yml

@@ -0,0 +1,17 @@
+# global:
+#   resolve_timeout: 5m
+
+# route:
+#   receiver: 'slack-notifications'
+#   group_wait: 10s
+#   group_interval: 10s
+#   repeat_interval: 1h
+
+receivers:
+- name: 'slack-notifications'
+  slack_configs:
+  - api_url: URL_Slack_app
+    channel: '#alerts'
+    send_resolved: true
+    title: '{{ .CommonAnnotations.summary }}'
+    text: '{{ .CommonAnnotations.description }}'

prometheus/alert_rules.yml

@@ -0,0 +1,11 @@
+groups:
+- name: example
+  rules:
+  - alert: HighCPUUsage
+    expr: container_cpu_utilization_ratio > 0.05
+    for: 5s
+    labels:
+      severity: critical
+    annotations:
+      summary: "High CPU usage detected"
+      description: "CPU usage is above 5% for more than 10 seconds."

prometheus/prometheus.yml

@@ -1,5 +1,14 @@
+alerting:
+  alertmanagers:
+  - static_configs:
+    - targets:
+      - 'alertmanager:9093'
+
 scrape_configs:
   - job_name: "prometheus"
     scrape_interval: 5s
     static_configs:
       - targets: ["prosody:5280","jvb:8080","jicofo:8888","otel:9464"]
+
+rule_files:
+  - "alert_rules.yml"